Base | Representation |
---|---|
bin | 11110101000011101001110 |
3 | 120002222010112 |
4 | 132220131032 |
5 | 4023430110 |
6 | 444040022 |
7 | 125153111 |
oct | 36503516 |
9 | 16088115 |
10 | 8030030 |
11 | 4595098 |
12 | 2833012 |
13 | 1881cc8 |
14 | 10d0578 |
15 | a89405 |
hex | 7a874e |
8030030 has 32 divisors (see below), whose sum is σ = 14968800. Its totient is φ = 3100032.
The previous prime is 8030021. The next prime is 8030039. The reversal of 8030030 is 300308.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (8030021) and next prime (8030039).
It is a junction number, because it is equal to n+sod(n) for n = 8029987 and 8030014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8030039) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57701 + ... + 57839.
It is an arithmetic number, because the mean of its divisors is an integer number (467775).
Almost surely, 28030030 is an apocalyptic number.
8030030 is a deficient number, since it is larger than the sum of its proper divisors (6938770).
8030030 is a wasteful number, since it uses less digits than its factorization.
8030030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 308.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 8030030 is about 2833.7307564411. The cubic root of 8030030 is about 200.2499375261.
Adding to 8030030 its reverse (300308), we get a palindrome (8330338).
The spelling of 8030030 in words is "eight million, thirty thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •